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Individual Calculations May 2011 |
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| Young, Alan Total change: 24.75 | |   |
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| Welsh Chess Premier League | Various | WLS | 2010-11-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2085 | 2024 | 2.00 | 3 | 0.73 | 15 | 10.95 | |
|  Zeidler, Sven P. | f | | 2247 | WLS | 1.00 | 1 | 0.78 | 15 | 11.70 | |  Van Kemenade, Rudy | | | 1951 | WLS | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Gilbert, Jonathan A. | | | 2057 | WLS | 0.00 | 1 | -0.45 | 15 | -6.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | The 57th Welsh Chess Championships | Cardiff | WLS | 2011-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2084 | 2024 | 4.00 | 7 | 0.92 | 15 | 13.80 | |
| | Jones, Richard S. | f | | 2369 | WLS | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Turner, Joseph David | | | 1981 | WLS | 1.00 | 1 | 0.44 | 15 | 6.60 | | | Williams, A. Howard | f | | 2347 | WLS | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Jameson, David | | | 2088 | WLS | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Fathallah, Joe | | | 1906 | WLS | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Davis, Lee | | | 1974 | WLS | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Kelly, Paul J | | | 1924 | WLS | 1.00 | 1 | 0.36 | 15 | 5.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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